Install yarn from debian repo

src/freedombone-app-peertube

@@ -618,7 +618,7 @@ function mesh_install_peertube {
         return
     fi
 
-    chroot "$rootdir" apt-get -yq install ffmpeg
+    chroot "$rootdir" apt-get -yq install ffmpeg curl
 
     function_check install_postgresql
     install_postgresql
@@ -635,37 +635,43 @@ function mesh_install_peertube {
     cd $rootdir$PEERTUBE_DIR
     git checkout $PEERTUBE_COMMIT -b $PEERTUBE_COMMIT
 
+
     get_npm_arch
 
     cat <<EOF > $rootdir/usr/bin/install_peertube
 #!/bin/bash
 cd $PEERTUBE_DIR
-npm install --arch=$NPM_ARCH -g yarn
-if [ ! "\$?" = "0" ]; then
-    echo $'PeerTube Failed to install yarn'
-    exit 79353234
-fi
-npm install --arch=$NPM_ARCH webpack --no-optional
-if [ ! "\$?" = "0" ]; then
-    echo $'PeerTube failed to install webpack'
-    exit 68386353
-fi
-#yarn add -D webpack
+curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
+echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
+apt-get -y update
+apt-get -yq install yarn
+
+#npm install --arch=$NPM_ARCH -g yarn
 #if [ ! "\$?" = "0" ]; then
-#    echo $'PeerTube failed to add webpack'
-#    exit 67342823
+#    echo $'PeerTube Failed to install yarn'
+#    exit 79353234
 #fi
-#yarn install --ignore-optional
+#npm install --arch=$NPM_ARCH webpack@3.10.0 --no-optional
 #if [ ! "\$?" = "0" ]; then
-#    echo $'PeerTube failed to run yarn install'
-#    exit 63754235
+#    echo $'PeerTube failed to install webpack'
+#    exit 68386353
 #fi
-npm install --arch=$NPM_ARCH --no-optional
+yarn add -D webpack
+if [ ! "\$?" = "0" ]; then
+    echo $'PeerTube failed to add webpack'
+    exit 67342823
+fi
+yarn install --ignore-optional
+if [ ! "\$?" = "0" ]; then
+    echo $'PeerTube failed to run yarn install'
+    exit 63754235
+fi
+npm install --arch=$NPM_ARCH
 if [ ! "\$?" = "0" ]; then
     echo $'PeerTube failed to install peertube'
     exit 7835243
 fi
-npm run build --arch=$NPM_ARCH --no-optional
+npm run build --arch=$NPM_ARCH
 if [ ! "\$?" = "0" ]; then
     echo $'PeerTube failed to build peertube'
     exit 5293593